Tension To Torque Calculator


Calculating tension to torque is crucial in various engineering and mechanical applications. Whether you’re designing a pulley system or working on a robotics project, understanding the relationship between tension and torque is essential. In this article, we’ll provide you with a handy tension to torque calculator.

How to Use

To use the calculator, input the tension value in newtons (N) and the radius in meters (m), then click the “Calculate” button. The result will be displayed instantly, giving you the torque in newton-meters (Nm).


The formula to calculate torque from tension is given by:


Example Solve

Let’s consider an example where the tension is 50 N and the radius is 0.2 m.



Q: Why is calculating tension to torque important?

A: Tension to torque conversion is vital in mechanical engineering for designing systems where rotational force is crucial, such as in pulleys or motors.

Q: What units should I use for input?

A: Input tension in newtons (N) and radius in meters (m) for accurate calculations.

Q: Can this calculator handle different units?

A: No, it’s important to use consistent units (both tension and radius in either newtons and meters) for precise results.

Q: Is this calculator suitable for all applications?

A: Yes, it is versatile and can be used in various engineering scenarios requiring tension to torque conversion.

Q: Can I use negative values for tension or radius?

A: No, as tension and radius are physical quantities, negative values are not applicable in this context.


In conclusion, the tension to torque calculator simplifies the process of converting tension forces into rotational torque. It is a valuable tool for engineers and hobbyists alike, ensuring accurate and efficient designs in mechanical systems.

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